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Finding the Fourth Proportional to 174,458.68, 240,765.42 and 99,012.04

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Solution

The fourth proportional to 174,458.68, 240,765.42 and 99,012.04 is: 136,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,458.68 : 240,765.42 = 99,012.04 : x
  2. Step 2: Convert to fraction form
    174,458.68/240,765.42 = 99,012.04/x
  3. Step 3: Cross multiply
    174,458.68x = 240,765.42 × 99,012.04
  4. Step 4: Simplify right side
    174,458.68x = 23,838,675,395.66
  5. Step 5: Solve for x
    x = 23,838,675,395.66/174,458.68
  6. Step 6: Final answer
    x = 136,643.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.